// 字体序列
// 控制元素字体序列的功能类。

.font-sans
  font-family ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'Noto Sans', sans-serif, 'Apple Color Emoji', 'Segoe UI Emoji', 'Segoe UI Symbol', 'Noto Color Emoji'

.font-serif
  font-family ui-serif, Georgia, Cambria, 'Times New Roman', Times, serif

.font-mono
  font-family ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, 'Liberation Mono', 'Courier New', monospace
